1725, "adhering close to the surface," from Latin sessilis "pertaining to sitting, for sitting on," from sessum, past participle of sedere "to sit" (see sedentary). In botany from 1753. Meaning "sedentary" first recorded 1860.
双语例句
1. A sessile leaf has no petiole.
无柄的叶没有叶柄.
来自辞典例句
2. These tumors may be sessile or pedunculated.
这些息肉无蒂或带蒂.
来自辞典例句
3. The shell of a sessile barnacle is attached directly to a substrate.
固着藤壶的外壳直接附着在基质上.
来自互联网
4. On colonoscopy, a sessile polyp is seen below.
结肠镜检查, 在下边可见一个无蒂的息肉.
来自互联网
5. The basic principle of measuring spreading coefficients sessile drop method has been introduced.